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OpenStudy (anonymous):
A coin was tossed 4 times with the following results: heads, heads, heads, heads. What is the probability of the next toss being a heads?
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OpenStudy (bibby):
Use the multiplication rule
OpenStudy (anonymous):
okee
OpenStudy (zarkon):
the same as the probability the first toss was a head
OpenStudy (bibby):
oh wow, tricked me
OpenStudy (anonymous):
so 1/4?
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OpenStudy (zarkon):
no
OpenStudy (pottersheep):
It's simpler than you think
OpenStudy (anonymous):
isnt it 1/2
OpenStudy (pottersheep):
How many choices are there? 2. So the answer is 1/2
OpenStudy (pottersheep):
important:The results you before DO NOT matter
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OpenStudy (anonymous):
wow that's what I thought at first, man that was a trick
OpenStudy (anonymous):
because you have a heads side and a tails side
OpenStudy (pottersheep):
They don't change your odds
OpenStudy (pottersheep):
Yeah, trick questions are fun ;)
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